CYLINDER HEAD AND CYLINDER HEAD CASTING DIE APPARATUS

Abstract

[Object] To constitute the structure of a cylinder head asa as to make it possible to enhance productivity. [Solving Means] A cylinder head 16A is die-cast so that cylindreical bodies 40A and 41A for forming an intake port 17 and an exhaust port 18 respectively are disoposed inside a base material in an internal chill mode. [Selected Drawing] Fig 2